diff --git a/.github/workflows/pygeppetto-tests.yml b/.github/workflows/pygeppetto-tests.yml
new file mode 100644
index 000000000..0faa68c74
--- /dev/null
+++ b/.github/workflows/pygeppetto-tests.yml
@@ -0,0 +1,30 @@
+name: Pygeppetto tests
+
+on: [push]
+
+jobs:
+  build-test:
+    defaults:
+        run:
+          working-directory: pygeppetto
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.10", "3.11", "3.12", "3.13", "pypy-3.10"]
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install pytest
+          pip install -r requirements.txt
+          pip install -r requirements-test.txt
+          pip install -e .
+      - name: Test with pytest
+        run: |
+          pytest
\ No newline at end of file
diff --git a/pygeppetto/requirements-test.txt b/pygeppetto/requirements-test.txt
index e0993958a..d932c98d0 100644
--- a/pygeppetto/requirements-test.txt
+++ b/pygeppetto/requirements-test.txt
@@ -1,4 +1,4 @@
-pytest==4.6.2
-pytest-cov==2.7.1
-tox==3.12.1
+pytest
+pytest-cov
+tox
 responses
\ No newline at end of file
diff --git a/pygeppetto/setup.py b/pygeppetto/setup.py
index c9b5120e6..5bde40a37 100644
--- a/pygeppetto/setup.py
+++ b/pygeppetto/setup.py
@@ -2,7 +2,7 @@
 
 from setuptools import setup, find_packages
 
-__version__ = "0.8.1"
+__version__ = "0.9.0"
 
 required_packages = [
     'pyecore>=0.11.5',
@@ -31,8 +31,10 @@
     classifiers=[
         "Programming Language :: Python",
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.6',
-        'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
+        'Programming Language :: Python :: 3.12',
+        'Programming Language :: Python :: 3.13',
         "Operating System :: OS Independent",
         "Intended Audience :: Developers",
         "Topic :: Software Development",
diff --git a/pygeppetto/tests/test_xmi.py b/pygeppetto/tests/test_xmi.py
index e3c67dfbf..d1330fd3c 100644
--- a/pygeppetto/tests/test_xmi.py
+++ b/pygeppetto/tests/test_xmi.py
@@ -15,20 +15,18 @@ def filepath(filename):
     return os.path.join(HERE, 'xmi-data', filename)
 
 
-
-
 def test_read_mediumXMI(rset):
     resource = rset.get_resource(URI(filepath('MediumNet.net.nml.xmi')))
     root = resource.contents[0]
     assert root  # The root exists
 
-@pytest.mark.skip('Too slow')
+# @pytest.mark.skip('Too slow')
 def test_read_BigXMI(rset):
     resource = rset.get_resource(URI(filepath('BigCA1.net.nml.xmi')))
     root = resource.contents[0]
     assert root  # The root exists
 
-@pytest.mark.skip('Too slow')
+# @pytest.mark.skip('Too slow')
 def test_read_LargeXMI(rset):
     resource = rset.get_resource(URI(filepath('LargeConns.net.nml.xmi')))
     root = resource.contents[0]
@@ -41,14 +39,14 @@ def test_readwrite_mediumXMI(tmpdir, rset):
     f = tmpdir.mkdir('pyecore-tmp').join('medium.xmi')
     resource.save(output=URI(str(f)))
 
-@pytest.mark.skip('Too slow')
+# @pytest.mark.skip('Too slow')
 def test_readwrite_BigXMI(tmpdir, rset):
     resource = rset.get_resource(URI(filepath('BigCA1.net.nml.xmi')))
     root = resource.contents[0]
     f = tmpdir.mkdir('pyecore-tmp').join('big.xmi')
     resource.save(output=URI(str(f)))
 
-@pytest.mark.skip('Too slow')
+# @pytest.mark.skip('Too slow')
 def test_readwrite_LargeXMI(tmpdir, rset):
     resource = rset.get_resource(URI(filepath('LargeConns.net.nml.xmi')))
     root = resource.contents[0]
@@ -73,7 +71,7 @@ def test_roundtrip_mediumXMI(tmpdir, rset):
     assert root
     assert root.name == 'mediumTestModel'
 
-@pytest.mark.skip('Too slow')
+# @pytest.mark.skip('Too slow')
 def test_roundtrip_BigXMI(tmpdir, rset):
     resource = rset.get_resource(URI(filepath('BigCA1.net.nml.xmi')))
     root = resource.contents[0]
@@ -91,7 +89,7 @@ def test_roundtrip_BigXMI(tmpdir, rset):
     assert root
     assert root.name == 'bigTestModel'
 
-@pytest.mark.skip('Too slow')
+# @pytest.mark.skip('Too slow')
 def test_roundtrip_LargeXMI(tmpdir, rset):
     resource = rset.get_resource(URI(filepath('LargeConns.net.nml.xmi')))
     root = resource.contents[0]